In July, John McAfee promised to eat his penis, if bitcoin does not go up to $500,000 in the next three years, and recently he's your forecast has doubled. "When I predicted the rise of bitcoin to $500 000 by the end of 2020, the model predicted a $5 000 by the end of 2017", - he wrote in his Twitter. - "Since then, the growth of bitcoin exceeded the predictions of my model. Now I'm waiting for bitcoin at $1 000 000 by the end of 2020. If that happens, I'll eat your penis". Do you think John will have to do it or not? What are your predictions?